Symptom Troubleshooting

Symptom Troubleshooting: Navigation cannot control audio system

Navigation cannot control audio system

Diagnostic Test: Navi System Link

NOTE:

- Check the vehicle battery condition first.

- Check the connectors for poor connections or loose terminals.

- Check for and resolve all CAN DTCs before troubleshooting the navigation system.

- Verify that the correct navigation unit is installed for this model. Go into the Diagnostic mode, and use Version. Navigation System Diagnostic Mode (With Navigation)

- Before troubleshooting, make sure you have anti-theft codes for the audio system and the navigation system.

- After troubleshooting, enter the anti-theft codes for the audio system and the navigation system.

- Make sure that the correct DVD color and version are installed.

- Inspect the DVD for dirt or damage.

- Check any official Honda service website for more service information about the navigation system.

1. Turn the ignition switch to ON (II).

2. Make sure the anti-theft code for the audio system is entered.

3. Go into the Diagnostic mode, and use the Navi System Link diagnostic. Navigation System Diagnostic Mode (With Navigation)

Is the Radio icon red?
YES - Do the troubleshooting for the voice guidance cannot be heard, is broken up, or there is static. Symptom Troubleshooting

NO - Go to step 4.


4. Substitute a known-good navigation unit, Service and Repair and recheck.

Can the navigation system control audio/disc functions?
YES - Replace the navigation unit. Service and Repair

NO - Do the audio system troubleshooting.